1. Frampton P.H., Vogel P.: Phys.Rep. 82 (1982) No.6, 339–388.
2. Pickering A.: Constructing Quarks — A Sociological History of Particle Physics. Edinburgh Univ.Press, 1984, p.393–396,400–402.
3. Pontecorvo B.: Fiz.Szem. 30 (1980) No.12, 443–454.
4. Crane D.: Soc.Stud.Sci. 10 (1980) No.1, 23–54.
5. Physics Through the 1990s — Elementary-particle Physics. National Research Council, Washington 1986.